{
  "reference": "payout_12345",
  "amount": {
    "value": 50000,
    "currency": "NGN"
  },
  "destinationAccountNumber": "1234567890",
  "bankId": "044",
  "narration": "Vendor payment",
  "callbackUrl": "https://yourwebsite.com/webhook",
  "metadata": {
    "vendorId": "V12345"
  }
}

{
  "id": "po_12345abcdef",
  "status": "pending",
  "reference": "payout_12345"
}